irradiation
ir·ra·dia·tion
noun
(physiology) the spread of sensory neural impulses in the cortex
the apparent enlargement of a bright object when viewed against a dark background
(Pavolvian conditioning) the elicitation of a conditioned response by stimulation similar but not identical to the original stimulus
(medicine) the treatment of disease (especially cancer) by exposure to radiation from a radioactive substance
Origin
From Middle French irradiacion, from Latin irradiatio. Morphologically irradiate + -ion.
Phrases
- irradiation illusion
- irradiation sickness
Related words
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.